Some call them fireflies, others call them lightning bugs. Come explore their methods of communication and learn about the best places to find them. Ages: 3 – 5 years. Preschool programs are offered throughout the year at both Gulf Branch and Long Branch Nature Centers. The theme for preschool programs is repeated during the month, so please register for only one session at each nature center per month. Parents are invited to stay and observe, or those with younger siblings may visit the rest of the building during the program. Parents must remain on-site. Registration Required: Resident registration begins at 8:00am on 5/15/2018. Non-resident registration begins at 8:00am on 5/16/2018.